# I have two jugs of 11 liter and 6 liter. How can I measure exactly 9 liters of water ?

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I have two jugs of 11 liter and 6 liter. How can I measure exactly 9 liters of water ?
posted Jun 11, 2014

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Fill the 11L jug and pour in the 6L jug until it is full. Pour the water out of the 6L jug and pour the 5L of water from the 11L jug to the 6L jug.
Now, fill the 11L jug again and fill up the 6L jug(Need only 1L to fill it). Pour the water out again from the 6L jug. From the 11L jug containing 10L of water, fill the 6L jug. You are now left with 4L in the 10L jug. Pour the water out of the 6L jug and transfer the 4L of water from the 11L jug to the 6L jug.
Fill the 11L jug again and topup the 6L jug with water from the 11L jug. After this action, there will be 8 Liters of water in the 11L jug.

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